def __init__(self, screen, unit, preferences):
self.screen = screen
self.unit = unit
self.preferences = preferences
self.running = True
self.sounds = SoundPlayer(
(('fall', 'fall.wav'), ('ding', 'ding.wav'), ('eat', 'eat.wav'),
('move', 'move.wav'), ('splat', 'splat.wav')))
self.music = MusicPlayer("game.mp3")
self.clock = pygame.time.Clock()
self.tick = Constants.FPS
self.size = Constants.UNITS * self.unit
self.surface = pygame.Surface((self.size, self.size))
self.surface_rect = self.surface.get_rect()
self.surface_rect.centerx = self.screen.get_rect().centerx
self.surface_rect.centery = self.screen.get_rect().centery
self.img_background = pygame.image.load(
data.filepath("title", "background.jpg"))
self.img_background = pygame.transform.smoothscale(
self.img_background,
util.scale(self.img_background,
width=self.screen.get_rect().width))
self.img_background.set_alpha(30)
self.img_background_rect = self.img_background.get_rect()
self.img_background_rect.centerx = self.screen.get_rect().centerx
self.img_background_rect.centery = self.screen.get_rect().centery
